CN111487136B - Aluminum honeycomb panel rigidity testing arrangement based on external environment simulation - Google Patents
Aluminum honeycomb panel rigidity testing arrangement based on external environment simulation Download PDFInfo
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- CN111487136B CN111487136B CN202010349506.9A CN202010349506A CN111487136B CN 111487136 B CN111487136 B CN 111487136B CN 202010349506 A CN202010349506 A CN 202010349506A CN 111487136 B CN111487136 B CN 111487136B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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Abstract
The invention relates to the field of aluminum honeycomb plates, in particular to an aluminum honeycomb plate rigidity testing device based on external environment simulation, which comprises a case, wherein a testing box is welded at the top of the case, a first hydraulic telescopic rod, a third hydraulic telescopic rod and a fifth hydraulic telescopic rod are respectively installed at the top of the testing box through bolts, a second extrusion plate is installed at the output ends of the first hydraulic telescopic rod, the third hydraulic telescopic rod and the fifth hydraulic telescopic rod through bolts, three partition plates are welded inside the testing box, a heating chamber, a normal-temperature chamber of the installation chamber and a refrigerating chamber are respectively formed inside the testing box through the three partition plates, a heating plate is installed inside the heating chamber through bolts, and a refrigerating plate is installed inside the refrigerating chamber through bolts. The invention has the advantages that the environment with different external temperatures can be simulated simultaneously, the rigidity test of the aluminum honeycomb panel is influenced by the change of the environment temperature, the detection of the aluminum honeycomb panel at different temperatures can be carried out simultaneously, and the working efficiency of the rigidity detection of the used aluminum honeycomb panel is improved.
Description
Technical Field
The invention relates to the field of aluminum honeycomb plates, in particular to an aluminum honeycomb plate rigidity testing device based on external environment simulation.
Background
The aluminum honeycomb plate is suitable for civil buildings, vehicle and ship decorations and the like. Is the application of aviation and aerospace materials in the field of civil buildings. The whole processing process is completed in a modern factory, a hot-press molding technology is adopted, and due to the high heat conduction value between the aluminum skin and the honeycomb, the expansion with heat and the contraction with cold of the inner aluminum skin and the outer aluminum skin are synchronous; the honeycomb aluminum skin is provided with small holes, so that gas in the plate can flow freely; the slidable mounting buckle system does not cause structural deformation when expanded with heat and contracted with cold.
Chinese patent No. CN201410148935.4 provides a honeycomb panel fatigue test device and a test method, and belongs to the technical field of material performance detection. The honeycomb panel fatigue testing device is characterized in that an air pressure starting nut locking type trapezoidal section clamp is installed on a base under a fatigue testing machine through a vertical testing support, the air pressure starting nut locking type trapezoidal section clamp vertically clamps a clamped sample, an eccentric wheel vibrator is arranged at the bottom end of the clamped sample, the eccentric wheel vibrator is sequentially connected with an eccentric wheel and an external frequency converter, the external frequency converter is controlled to be opened by a motor, and the lower portion of the clamped sample is respectively connected with a capacitance strain gauge and an eddy current precision displacement sensor. The testing method tests the fatigue life of the honeycomb plate by measuring the fatigue life testing results corresponding to different stress values and making a life-stress curve. The honeycomb plate holder of the device is in a trapezoidal section, so that damage to the honeycomb plate is avoided, the sample is vertically placed, the stress uniformity of the sample is guaranteed, the test method is convenient and feasible, and the measurement is accurate.
Present aluminium honeycomb panel rigidity testing arrangement although can carry out aluminium honeycomb panel rigidity test, can not simulate different external temperature environment simultaneously, and the influence that leads to aluminium honeycomb panel rigidity test to receive ambient temperature change tests relatively slowly, can not detect under the different temperatures of aluminium honeycomb panel simultaneously, leads to aluminium honeycomb panel rigidity detection's work efficiency to reduce the shortcoming, consequently needs urgent need to research and develop an aluminium honeycomb panel rigidity testing arrangement based on external environment simulation.
Disclosure of Invention
The invention aims to provide an aluminum honeycomb panel rigidity testing device based on external environment simulation, and aims to solve the problems that the aluminum honeycomb panel rigidity testing device provided in the background technology cannot simulate external different temperature environments simultaneously, so that the aluminum honeycomb panel rigidity testing is relatively slow under the influence of the environmental temperature change, and cannot detect the aluminum honeycomb panel at different temperatures simultaneously, so that the working efficiency of the aluminum honeycomb panel rigidity testing is reduced.
The technical scheme of the invention is as follows: the utility model provides an aluminum honeycomb panel rigidity testing arrangement based on external environment simulation, includes quick-witted case, the top welding of machine case has the test box, hydraulic telescoping rod one, hydraulic telescoping rod three and hydraulic telescoping rod five are all installed respectively through the bolt at the top of test box, hydraulic telescoping rod one, hydraulic telescoping rod three and hydraulic telescoping rod five's output installs stripper plate two through the bolt, the inside welding of test box has three baffle, the inside of test box is formed with heated warehouses, installation storehouse, normal atmospheric temperature storehouse and refrigeration storehouse respectively through three baffle, the hot plate is installed through the bolt in heated warehouses's inside, the refrigeration board is installed through the bolt in the inside in refrigeration storehouse, hydraulic telescoping rod two, hydraulic telescoping rod six and hydraulic telescoping rod four are all installed respectively through the bolt to the both sides of test box and inside one side in installation storehouse, hydraulic telescoping rod two, hydraulic telescoping rod six and hydraulic telescoping rod's output installs stripper plate one through the bolt, the output of stripper plate one and stripper plate two all is provided with wearing layer one, hydraulic telescoping rod two, hydraulic telescoping rod three, hydraulic telescoping rod four, hydraulic telescoping rod's input all is connected with hydraulic telescoping rod and hydraulic telescoping rod's input all is connected with the oil supply oil pipe.
Further, three resistance to compression board one is installed through the bolt in the top of quick-witted case, and three resistance to compression board one is located heated warehouses, normal atmospheric temperature storehouse and refrigeration storehouse respectively, heated warehouses, normal atmospheric temperature storehouse and refrigeration storehouse inside one side is installed resistance to compression board two through the bolt, one side of resistance to compression board one and resistance to compression board two all is provided with wearing layer two, one side of wearing layer two is provided with the scale.
Further, the inside of quick-witted case is provided with the division board, the liquid reserve tank is installed through the bolt in the inside one side that is located the division board of machine case, the hydraulic pump is installed through the bolt in the top of liquid reserve tank, the multiple unit valve is installed through the bolt in the inside one side that is located the division board of machine case, the input of multiple unit valve passes through pipe and liquid reserve tank intercommunication, the output at the multiple unit valve is connected to the one end of supplying the oil pipe.
Further, protective shells are installed on one sides of the interior of the heating bin, the normal temperature bin and the refrigeration bin through bolts, and temperature sensors are arranged inside the protective shells.
Further, one side of test box is provided with three temperature display, switch and pilot lamp are installed through the bolt to one side of test box, and the pilot lamp is located the top of switch.
Furthermore, the test box and the partition plate comprise two layers of steel plates, a plurality of support plates which are distributed equidistantly are arranged between the two layers of steel plates, and a heat insulation layer is arranged between the two layers of steel plates.
Furthermore, one side of the test box is rotatably connected with three protective doors through hinges, one side of each protective door is provided with an observation window, and one side of each protective door is provided with a handle through a bolt.
Furthermore, one side of the case is rotatably connected with four case doors through hinges, and one side of each case door is provided with an arc-shaped groove.
Furthermore, a plurality of ventilation grids are arranged on two sides of the case and are distributed at equal intervals.
Furthermore, four supporting legs are installed at the bottom of the case through bolts and are respectively located at four corners of the bottom of the case, and expansion discs are welded at the bottoms of the supporting legs.
The invention provides an aluminum honeycomb panel rigidity testing device based on external environment simulation through improvement, compared with the prior art, the aluminum honeycomb panel rigidity testing device has the following improvements and advantages:
(1) Through heated warehouses, refrigeration storehouse and the normal atmospheric temperature storehouse that sets up, heated warehouses, refrigeration storehouse and normal atmospheric temperature storehouse can simulate different temperature environment in the external world simultaneously, and the test of aluminium honeycomb panel rigidity receives the influence test of ambient temperature change, can detect aluminium honeycomb panel rigidity detection under the different temperatures simultaneously, improves the work efficiency of the aluminium honeycomb panel rigidity detection of using.
(2) Through a plurality of hydraulic telescoping rod and the stripper plate that sets up, a plurality of fore-and-aft hydraulic telescoping rod promote stripper plate two can go on detecting aluminium honeycomb panel longitudinal rigidity, and a plurality of horizontal hydraulic telescoping rod promote stripper plate one can go on detecting aluminium honeycomb panel transverse rigidity, can carry out two directions simultaneously to aluminium honeycomb panel rigidity concurrent test, improve the multiple nature of selecting that uses aluminium honeycomb panel rigidity testing arrangement.
(3) Through the resistance to compression board, wearing layer two and the scale that sets up, the resistance to compression board increases the compressive capacity of resistance to compression board bottom, can prevent that the stripper plate from causing the damage to quick-witted case or baffle when testing aluminium honeycomb panel rigidity, and wearing layer two can effectively confront the clamp plate and protect, prevents that the aluminium honeycomb panel of test from confronting the clamp plate and causing the fish tail, improves the life-span that the resistance to compression board used, can direct observation aluminium honeycomb panel warp through the scale numerical value.
(4) Through the temperature sensor who sets up, can detect the temperature in the different storehouses through temperature sensor, show through temperature monitor simultaneously, the tester of being convenient for knows the temperature in the storehouse, and convenient to use person carries out the comparison to ambient temperature simultaneously, improves the convenience of using aluminum honeycomb panel rigidity testing arrangement.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the heating chamber of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure inside the normal temperature bin and the refrigeration bin of the present invention;
FIG. 4 is a schematic view of the internal structure of the housing of the present invention;
FIG. 5 is a schematic view of the structure of the insulation of the present invention.
Description of the reference numerals:
1 case, 2 test cases, 3 hydraulic telescopic rod I, 4 hydraulic telescopic rod II, 5 hydraulic telescopic rod III, 6 hydraulic telescopic rod IV, 7 hydraulic telescopic rod V, 8 hydraulic telescopic rod VI, 9 oil supply pipe, 10 protective door, 11 observation window, 12 handle, 13 box door, 14 arc-shaped groove, 15 supporting leg, 16 ventilation grid, 17 clapboard, 18 heating chamber, 19 temperature display, 20 switch, 21 indicator light, 22 extrusion plate I, 23 wear-resistant layer I, 24 extrusion plate II, 25 protective shell, 26 temperature sensor, 27 compression plate I, 28 wear-resistant layer II, 29 graduated scale, 30 heating plate, 31 installation chamber, 32 normal temperature chamber, 33 refrigeration chamber, 34 refrigeration plate, 35 compression plate II, 36 liquid storage tank, 37 multi-way valve, 38 hydraulic pump, refrigerator 39, 40 steel plate, 41 supporting plate, 42 heat preservation layer.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an aluminum honeycomb panel rigidity testing device based on external environment simulation through improvement, as shown in figures 1-5, the device comprises a machine case 1, a testing box 2 is welded at the top of the machine case 1, a first hydraulic telescopic rod 3, a third hydraulic telescopic rod 5 and a fifth hydraulic telescopic rod 7 are respectively installed at the top of the testing box 2 through bolts, the first hydraulic telescopic rod 3, the third hydraulic telescopic rod 5 and the fifth hydraulic telescopic rod 7 are longitudinal hydraulic telescopic rods, the longitudinal hydraulic telescopic rod pushes a second extrusion plate 24 to detect the longitudinal rigidity of an aluminum honeycomb panel, the first hydraulic telescopic rod 3, the output ends of the third hydraulic telescopic rod 5 and the fifth hydraulic telescopic rod 7 are respectively installed with a second extrusion plate 24 through bolts, three partition plates 17 are welded in the testing box 2, a heating cabin 18, an installation cabin 31, a normal temperature cabin 32 and a cooling cabin 33 are respectively formed in the testing box 2 through the three partition plates 17, the heating cabin 18, the cooling cabin 33 and the normal temperature cabin 32 can simultaneously simulate external different temperature environments, the rigidity testing of the aluminum honeycomb panel is influenced by environmental temperature change, the aluminum honeycomb panel can be simultaneously detected, the aluminum honeycomb panel rigidity testing device can be used by the heating cabin 18, the horizontal cooling bolts of the heating cabin 6 and the horizontal cooling bolts of the heating telescopic rod 34 installed on one side of the horizontal telescopic rod 6 and the horizontal telescopic rod 6, horizontal hydraulic telescoping rod promotes that stripper plate 22 can go on detecting the horizontal rigidity of aluminum honeycomb panel, hydraulic telescoping rod two 4, stripper plate 22 is installed through the bolt to six 8 and four 6 output of hydraulic telescoping rod, stripper plate 22 and two 24 output of stripper plate all are provided with wearing layer 23, wearing layer 23 can effectively protect the stripper plate, prevent that the aluminum honeycomb panel of test from causing the fish tail to the stripper plate, hydraulic telescoping rod one 3, hydraulic telescoping rod two 4, hydraulic telescoping rod three 5, hydraulic telescoping rod four 6, five 7 and six 8 input of hydraulic telescoping rod all are connected with fuel feed pipe 9, hydraulic telescoping rod's model is HSG125FA.
Further, three resistance to compression board 27 is installed through the bolt at the top of quick-witted case 1, and three resistance to compression board 27 is located heated warehouses 18 respectively, normal atmospheric temperature storehouse 32 and refrigeration storehouse 33, heated warehouses 18, normal atmospheric temperature storehouse 32 and refrigeration storehouse 33's inside one side is installed resistance to compression board two 35 through the bolt, one side of resistance to compression board 27 and resistance to compression board two 35 all is provided with wearing layer two 28, wearing layer two 28 can effectively resist the clamp plate and protect, prevent that the aluminium honeycomb panel of test from confronting the clamp plate and causing the fish tail, one side of wearing layer two 28 is provided with scale 29, scale 29 can the numerical value that aluminium honeycomb panel warp by direct observation.
Further, the inside of machine case 1 is provided with the division board, liquid reserve tank 36 is installed through the bolt in the inside one side that is located the division board of machine case 1, hydraulic pump 38 is installed through the bolt in the top of liquid reserve tank 36, the model of hydraulic pump 38 is EXPEMP204, hydraulic pump 38 is started, can pass through oil supply pipe 9 with the hydraulic oil in the liquid reserve tank 36 and carry hydraulic telescoping rod in, make hydraulic telescoping rod work, multiple unit valve 37 is installed through the bolt in the inside one side that is located the division board of machine case 1, multiple unit valve 37's input passes through pipe and liquid reserve tank 36 intercommunication, the output at multiple unit valve 37 is connected to the one end of oil supply pipe 9.
Further, protective shells 25 are installed on one sides of the interior of the heating bin 18, the normal temperature bin 32 and the cooling bin 33 through bolts, temperature sensors 26 are arranged inside the protective shells 25, and the temperatures in different bins can be detected through the temperature sensors 26.
Further, one side of test box 2 is provided with three temperature display 19, and the temperature shows through temperature display 19, and the tester of being convenient for knows the temperature in the storehouse, and convenient to use person carries out the comparison to ambient temperature simultaneously, and switch 20 and pilot lamp 21 are installed through the bolt to one side of test box 2, and pilot lamp 21 is located switch 20's top.
Further, the test box 2 and the partition 17 both comprise two layers of steel plates 40, a plurality of support plates 41 which are distributed equidistantly are arranged between the two layers of steel plates 40, a heat preservation layer 42 is arranged between the two layers of steel plates 40, the heat preservation layer 42 can not only preserve heat inside, but also avoid the influence on adjacent bins.
Furthermore, one side of the test box 2 is rotatably connected with three protection doors 10 through hinges, one side of each protection door 10 is provided with an observation window 11, the deformation of the aluminum honeycomb panel is observed through the observation windows 11, and one side of each protection door 10 is provided with a handle 12 through bolts.
Furthermore, one side of the case 1 is rotatably connected with four case doors 13 through hinges, the case doors 3 protect the hydraulic pump 38 in the case 1, one side of each case door 13 is provided with an arc-shaped groove 14, and each arc-shaped groove 14 is a concave handle, so that the case doors 13 can be opened conveniently.
Furthermore, a plurality of ventilation grids 16 are arranged on two sides of the case 1, the ventilation grids 16 enable air in the case 1 to circulate, the environment for equipment operation in the case 1 is ensured, the influence on the equipment operation caused by overhigh temperature is avoided, and the ventilation grids 16 are distributed at equal intervals.
Further, four supporting legs 15 are installed through the bolt in the bottom of machine case 1, and supporting leg 15 is used for the support to aluminium honeycomb panel rigidity testing arrangement, and just four supporting legs 15 are located machine case 1's bottom four corners position respectively, and the bottom welding of supporting leg 15 has the expansion dish, increases the area of contact of supporting leg 15 and ground.
The working principle is as follows: the case 1 is fixed to a designated position through the supporting legs 15, then the protective door 10 on one side of the three test cases 2 is opened through the handle 12, three aluminum honeycomb panels with the same shape and size to be tested are respectively placed on the pressure resistant plate I27 in the heating bin 18, the refrigerating bin 33 and the normal temperature bin 32, the pressure resistant plate increases the pressure resistant capacity of the bottom of the pressure resistant plate, the case 1 or the partition plate 17 can be prevented from being damaged by the pressure resistant plate when the aluminum honeycomb panel is subjected to the rigidity test, meanwhile, the wear-resistant layer II 28 can effectively protect the pressure resistant plate, the tested aluminum honeycomb panel is prevented from scratching the pressure resistant plate, the service life of the pressure resistant plate is prolonged, the heating plate 30 and the refrigerator 39 which are respectively arranged in the heating bin 18 and the case 1 are started, the heating bin 18, the refrigerating bin 33 and the normal temperature bin 32 can simultaneously simulate different external temperature environments, the rigidity test of the aluminum honeycomb panel is influenced by the environmental temperature change, the aluminum honeycomb panel rigidity testing device can detect aluminum honeycomb panels at different temperatures simultaneously, the working efficiency of rigidity detection of the used aluminum honeycomb panels is improved, then the protective door 10 is closed, the hydraulic pump 38 is started, the switch 20 is pressed down, the hydraulic telescopic rod is started, the plurality of longitudinal hydraulic telescopic rods push the second extrusion plate 24 to detect the longitudinal rigidity of the aluminum honeycomb panels, the plurality of transverse hydraulic telescopic rods push the first extrusion plate 22 to detect the transverse rigidity of the aluminum honeycomb panels, the rigidity of the aluminum honeycomb panels can be tested simultaneously in two directions, the multiple selectivity of the aluminum honeycomb panel rigidity testing device is improved, the temperatures in different bins can be detected through the temperature sensor 26, and meanwhile, the temperature in the bins can be displayed through the temperature display 19, so that testers can know the temperatures in the bins conveniently, and meanwhile, convenience is brought to compare the external temperature by users, and the convenience of using the aluminum honeycomb panel rigidity testing device is improved, the deformation condition of the aluminum honeycomb panel is observed through the observation window 11, and meanwhile, the numerical value of the deformation of the aluminum honeycomb panel can be directly observed through the graduated scale 29 on the second wear-resistant layer 28.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an aluminum honeycomb panel rigidity testing arrangement based on external environment simulation which characterized in that: the testing device comprises a case (1), wherein a testing box (2) is welded at the top of the case (1), a first hydraulic telescopic rod (3), a third hydraulic telescopic rod (5) and a fifth hydraulic telescopic rod (7) are respectively installed at the top of the testing box (2) through bolts, a second extrusion plate (24) is installed at the output ends of the first hydraulic telescopic rod (3), the third hydraulic telescopic rod (5) and the fifth hydraulic telescopic rod (7) through bolts, three partition plates (17) are welded inside the testing box (2), a heating chamber (18), an installation chamber (31), a normal temperature chamber (32) and a refrigeration chamber (33) are respectively formed inside the testing box (2) through the three partition plates (17), a heating plate (30) is installed inside the heating chamber (18) through bolts, a refrigeration plate (34) is installed inside the refrigeration chamber (33) through bolts, a second hydraulic telescopic rod (4), a sixth hydraulic telescopic rod (8) and a fourth extrusion plate (22) are respectively installed on two sides of the testing box (2) and one side of the installation chamber (31) through bolts, and an output end of the first extrusion plate (22) and the second extrusion plate (23) and the fourth extrusion plate (22) are respectively installed through bolts, the input ends of the first hydraulic telescopic rod (3), the second hydraulic telescopic rod (4), the third hydraulic telescopic rod (5), the fourth hydraulic telescopic rod (6), the fifth hydraulic telescopic rod (7) and the sixth hydraulic telescopic rod (8) are all connected with an oil supply pipe (9).
2. The external environment simulation-based aluminum honeycomb panel rigidity testing device as recited in claim 1, wherein: three anti-pressure plate (27) are installed through the bolt at the top of machine case (1), and three anti-pressure plate (27) are located heated warehouses (18), normal atmospheric temperature storehouse (32) and refrigeration storehouse (33) respectively, two (35) of anti-pressure plate are installed through the bolt to inside one side in heated warehouses (18), normal atmospheric temperature storehouse (32) and refrigeration storehouse (33), one side of anti-pressure plate (27) and two (35) of anti-pressure plate all is provided with wearing layer two (28), one side of wearing layer two (28) is provided with scale (29).
3. The external environment simulation-based aluminum honeycomb panel rigidity testing device as claimed in claim 1, wherein: the inside of quick-witted case (1) is provided with the division board, liquid reserve tank (36) are installed through the bolt in one side that the inside of quick-witted case (1) is located the division board, hydraulic pump (38) are installed through the bolt in the top of liquid reserve tank (36), multiway valve (37) are installed through the bolt in one side that the inside of quick-witted case (1) is located the division board, the input of multiway valve (37) passes through pipe and liquid reserve tank (36) intercommunication, the output at multiway valve (37) is connected to the one end of supplying oil pipe (9).
4. The external environment simulation-based aluminum honeycomb panel rigidity testing device as claimed in claim 1, wherein: protective shells (25) are installed on one sides of the interior of the heating bin (18), the normal-temperature bin (32) and the refrigeration bin (33) through bolts, and temperature sensors (26) are arranged inside the protective shells (25).
5. The external environment simulation-based aluminum honeycomb panel rigidity testing device as claimed in claim 1, wherein: one side of test box (2) is provided with three temperature display (19), switch (20) and pilot lamp (21) are installed through the bolt to one side of test box (2), and pilot lamp (21) are located the top of switch (20).
6. The external environment simulation-based aluminum honeycomb panel rigidity testing device as claimed in claim 1, wherein: the test box (2) and the partition plate (17) comprise two layers of steel plates (40), a plurality of support plates (41) which are distributed equidistantly are arranged between the two layers of steel plates (40), and a heat insulation layer (42) is arranged between the two layers of steel plates (40).
7. The external environment simulation-based aluminum honeycomb panel rigidity testing device as claimed in claim 1, wherein: one side of the test box (2) is rotatably connected with three protective doors (10) through hinges, one side of each protective door (10) is provided with an observation window (11), and one side of each protective door (10) is provided with a handle (12) through a bolt.
8. The external environment simulation-based aluminum honeycomb panel rigidity testing device as claimed in claim 1, wherein: one side of the case (1) is rotatably connected with four case doors (13) through hinges, and one side of each case door (13) is provided with an arc-shaped groove (14).
9. The external environment simulation-based aluminum honeycomb panel rigidity testing device as claimed in claim 1, wherein: a plurality of air-permeable grids (16) are arranged on two sides of the case (1), and the air-permeable grids (16) are distributed at equal intervals.
10. The external environment simulation-based aluminum honeycomb panel rigidity testing device as claimed in claim 1, wherein: four supporting legs (15) are installed at the bottom of the case (1) through bolts, the four supporting legs (15) are respectively located at four corners of the bottom of the case (1), and an expansion disc is welded at the bottom of each supporting leg (15).
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| CN111703467B (en) * | 2020-06-02 | 2021-07-06 | 南京天普机电产品制造有限公司 | Vehicle track flexibility detection equipment |
| CN117168995B (en) * | 2023-09-05 | 2024-04-09 | 滨州新锐测绘技术有限公司 | Mapping bracket performance testing device and testing method |
| CN118130018B (en) * | 2024-05-06 | 2024-07-23 | 江西赣粤高速公路股份有限公司 | Bearing capacity testing device for steel-concrete composite beam |
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